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ODE: Lambert 1
ID:  9f782896c104a3d1dd956cddb21e5cde
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xd0 = -2.0*x0+x1+2.0*sin(x2)
xd1 = 998.0*x0-999.0*x1*999.0*(cos(x2)-sin(x2))
xd2 = 1.0
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IVP: 120
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x0 = 2.0
x1 = 3.0
x2 = 0.0